MTH401 Quiz 3 January 2026

Question:

�C�o�n�s�i�d�e�r� �a� �p�o�w�e�r� �s�e�r�i�e�s� �x"�x�2�2�+�x�3�3"�.�.�.�.�x"�x�2�2�+�x�3�3"�.�.�.�.�x� �-� �\�f�r�a�c�{�{�{�x�^�2�}�}�}�{�2�}� �+� �\�f�r

A. e

B. ln (1+x)

C. sin x D. cos x Copied: 1/6/2026, 10:58:36 AM

Question:

The equation of free un-damped motion is ________.

A. d2xdt2+kmx=0d2xdt2+kmx=0\frac{{{d^2}x}}{{d{t^2}}} +\frac{k}{m}x = 0 �B�.� �d�2�x�d�t�2"�k�m�x�=�0�d�2�x�d�t�2"�k�m�x�=�0�\�f�r�a�c�{�{�{�d�^�2�}�x�}�}�{�{�d�{�t�^�2�}�}�}� �-� �\�f�r�a�c�{�k�}�{�m�}�x� �=� �0 Copied: 1/6/2026, 10:58:59 AM

Question:

The gravitational force exerted by the earth on a body of mass m is called ---------- of the body.

A. weight

B. Force Copied: 1/6/2026, 12:12:39 PM

Question:

If a force acts upon a body, the acceleration is produced in the direction of the force whose magnitude is proportional to the magnitude of force, is known as the ________.

A. Newton’s third law B. Hook’s law C. Newton’s first law

D. Newton’s second law

Copied: 1/6/2026, 11:00:01 AM

Question:

In the study of mechanics, cosider the damping force acting on a body i .e . where is a damping constant and negative sign indicates that the damping force acts in a direction to the direction of motion .

A. same B. opposite Copied: 1/6/2026, 12:12:07 PM

Question:

Consider a mathematical statement, V = IR, where V be the constant of proportionality and it represents the voltage. The equation is called _________.

A. Newtown’s law

B. Hooke’s law

C. Coulomb’s law

D. Ohm’s law

Copied: 1/6/2026, 11:00:38 AM

Question:

Vibration of an object on equilibrium point is called simple harmonic motion when the restoring force is proportional to _________.

A. Mass B. Time

C. Displacement

D. A spring constant Copied: 1/6/2026, 11:00:55 AM

Question:

A / An _______ is a passive electronic component that stores energy in the form of magnetic field.

A. inductor

B. resister C. voltage D. capacitor Copied: 1/6/2026, 11:01:13 AM